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开发板:正点原子达芬奇Pro开发板FPGA Artix-7 XC7A100T
调试器:Sipeed USB-JTAG/TTL RISC-V调试器
OpenOCD报错如下:
Open On-Chip Debugger 0.11.0+dev-01897-gc8fc2a168 (2022-04-01-04:46)
Licensed under GNU GPL v2
For bug reports, read
http://openocd.org/doc/doxygen/bugs.html
DEPRECATED! use 'adapter speed' not 'adapter_khz'
DEPRECATED! use 'adapter driver' not 'interface'
Info : Using libusb driver
Info : clock speed 1000 kHz
Info : JTAG tap: riscv.cpu tap/device found: 0x1e200a6d (mfg: 0x536 (Nuclei System Technology Co Ltd), part: 0xe200, ver: 0x1)
Info : TAP auto0.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto1.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto2.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto3.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto4.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto5.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto6.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto7.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto8.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto9.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto10.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto11.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto12.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto13.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto14.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto15.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto16.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto17.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto18.tap does not have valid IDCODE (idcode=0x0)
Info : TAP auto19.tap does not have valid IDCODE (idcode=0x0)
Warn : Unexpected idcode after end of chain: 52 0x00000000
Warn : Unexpected idcode after end of chain: 84 0xfe000000
Error: double-check your JTAG setup (interface, speed, ...)
Error: Trying to use configured scan chain anyway...
Warn : AUTO auto0.tap - use "jtag newtap auto0 tap -irlen 2 -expected-id 0x00000000"
Error: auto0.tap: IR capture error; saw 0x0000 not 0x0001
Warn : Bypassing JTAG setup events due to errors
Error: Unsupported DTM version 14. (dtmcontrol=0xffe)
Warn : target riscv.cpu examination failed
Info : starting gdb server for riscv.cpu on 3333
Info : Listening on port 3333 for gdb connections
Error: Target not examined yet